Ysgol Gymraeg Treganna Sanatorium Road Canton Cardiff CF11 8DG

1. 29 Jun 2026

   Received by Cardiff

2. 22 Jul 2026

   Added to PlanIndex

3. 21 Sep 2026

   Decision issued: Permission Granted

4. 22 Sep 2026

   Status changed to Awaiting decision

   Previously Registered.

Cardiff granted permission on 21 September 2026, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• Former Cardiff And Vale NHS Offices Sanatorium Road Canton Cardiff CF11 8PL

  22/01291/MJR Submitted 16 Jun 2022 100 yards away

  DISCHARGE OF CONDITION 9 (CONSTRUCTION ENVIRONMENTAL MANAGEMENT PLAN) OF 21/02054/MJR

  Granted Conditions 5 docs

• Former Cardiff And Vale Nhs Offices Sanatorium Road Canton Cardiff CF11 8PL

  23/00313/NMA Submitted 10 Feb 2023 100 yards away

  Proposed Non-Material Amendment to Planning Permission 21/02054/MJR - To regularise the felling / replacement of one additional tree, agree appropriate mitigation via submission of an updated landscaping scheme, and the relocation of Zone G, northbound by approximately 1m

  Granted Amendments 17 docs

• Former Cardiff And Vale Nhs Trust Lansdowne Hospital Sanatorium Road Canton Cardiff CF11 8PL

  26/00361/DOC Submitted 20 Feb 2026 100 yards away

  Discharge of Conditions 14 (Remediation Scheme) and 16 (Site Won or Imported Materials) of 21/02054/MJR.

  Granted Conditions 12 docs

• Former Cardiff And Vale NHS Offices Sanatorium Road Canton Cardiff CF11 8PL

  22/02384/DOC Submitted 11 Oct 2022 100 yards away

  Discharge of Conditions 3 (Adopted Highway), 4, (Highway and Pedestrian Works), 5 (Swept Path) and 17 (Drainage) of 21/02054/MJR

  Granted Conditions 27 docs

• Former Cardiff And Vale Nhs Offices Sanatorium Road Canton Cardiff CF11 8PL

  24/00657/FUL Submitted 19 Mar 2024 150 yards away

  Proposed Development of a GRP Substation and enclosure, landscaping and associated works

  Granted Full applications 17 docs

• Former Lionite Mele Ltd Sanatorium Road Canton Cardiff CF11 8PN

  25/01243/DOC Submitted 30 May 2025 200 yards away

  Discharge of Condition 16 (Contaminated Land Measures - Assessment) and 17 (Contaminated Land Measures - Remediation & Verification Plan) of 21/02861/MJR.

  Granted Conditions 16 docs

• 26/01337/FUL Granted

  37 Wyeverne Road Cathays Cardiff CF24 4BG

  Extensions and alterations and change of use from dwelling (C3) to House in Multiple Occupation (C4) (HMO).

  Received 26 Jun, published by the council 22 Jul 2026 Full applications
• 26/01728/FUL Granted

  Unit 7b Cardiff Industrial Park Pennine Close Llanishen Cardiff CF14 5DN

  Installation of 5 no. external air source heat pump units

  Received 13 Aug, published by the council 24 Aug 2026 Full applications
• 26/01729/FUL Granted

  Unit 7b Cardiff Industrial Park Pennine Close Llanishen Cardiff CF14 5DN

  Replacement roller shutter.

  Received 13 Aug, published by the council 24 Aug 2026 Full applications
• 26/01216/FUL Granted

  4 Callaghan Square Butetown Cardiff CF10 5BT

  Internal and external alterations to an existing office building at ground floor and part first floor

  Received 12 Jun, published by the council 22 Jul 2026 Full applications
• 26/02099/FUL Awaiting decision

  20 Janet Street Splott Cardiff CF24 2BD

  Proposed conversion of dwelling to form two flats

  Received 5 Oct, published by the council 9 Oct 2026 Full applications